40273313 has 8 divisors (see below), whose sum is σ = 41499648. Its totient is φ = 39062464.

The previous prime is 40273291. The next prime is 40273339. The reversal of 40273313 is 31337204.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40273313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40273213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1520 + ... + 9102.

It is an arithmetic number, because the mean of its divisors is an integer number (5187456).

Almost surely, 2^40273313 is an apocalyptic number.

It is an amenable number.

40273313 is a deficient number, since it is larger than the sum of its proper divisors (1226335).

40273313 is a wasteful number, since it uses less digits than its factorization.

40273313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7743.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 40273313 is about 6346.1258260454. The cubic root of 40273313 is about 342.7723530326.

The spelling of 40273313 in words is "forty million, two hundred seventy-three thousand, three hundred thirteen".